Home / 8,774.17-12,109.14-4,996.51

Finding the Fourth Proportional to 8,774.17, 12,109.14 and 4,996.51

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Solution

The fourth proportional to 8,774.17, 12,109.14 and 4,996.51 is: 6,895.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.17 : 12,109.14 = 4,996.51 : x
  2. Step 2: Convert to fraction form
    8,774.17/12,109.14 = 4,996.51/x
  3. Step 3: Cross multiply
    8,774.17x = 12,109.14 × 4,996.51
  4. Step 4: Simplify right side
    8,774.17x = 60,503,408.83
  5. Step 5: Solve for x
    x = 60,503,408.83/8,774.17
  6. Step 6: Final answer
    x = 6,895.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.